Transformice

The Great Relic Fishing Expedition anchored Transformice’s biggest addition, a Cosmic Fishing Expedition that let players catch ancient relic shards and unlock mysterious artifacts. The 12 New Vanilla Maps and Galaxy Ground added a galaxy-themed batch of stages, while the 15th Anniversary Celebration brought temporary rewards and shop returns.

• Great Relic Fishing Expedition: The Cosmic Fishing Expedition Event introduced ancient relic shards and mysterious artifacts to unlock.
• Galaxy-themed maps: 12 New Vanilla Maps added shimmering galaxy floors, while Galaxy Ground introduced a shiny, mysterious standalone stage.
• 15th Anniversary Celebration: The anniversary event granted triple XP and triple cheese for one week, returned Collector Items to the shop for seven days, and hid additional surprises throughout the game.

Reconstruction of the Magic School was Transformice’s biggest addition, turning special maps into a cooperative rebuilding project where players gathered materials, reached community milestones, and faced water hazards that could cost them their resources. The period also brought back Elisah’s Call to Arms against AnvilGod and launched Carnival 2024 with parade floats and speedy tap gameplay.

• Reconstruction of the Magic School: The project added material-gathering challenges across special maps, community progress milestones, and water hazards that threatened collected resources.
• Garden Event and Tomato Trading: The returning Garden Event let players grow and trade fruits and vegetables, while Tomato Trading introduced player-to-player trading for ripe red tomatoes.
• Seasonal events:
  • Elisah’s Call to Arms: Returned the battle against AnvilGod, with players collecting feathers for the sacred statue.
  • Carnival 2024: Added parade floats and speedy tap gameplay.
  • 14th Cheese-iversary: Celebrated Transformice’s anniversary with Double XP and Double Cheese through May 12.
  • Charlotte’s Awakening: Returned the groundhog event, with players waking Charlotte by spamming the chat.
  • Cooking Event: Brought back cooperative kitchen gameplay focused on preparing dishes.
  • Spooktacular Halloween Event: Added candy collecting tied to reward unlocks.

Summer Fishing Event brought Indiana Mouse and Cancoillotte into a cheese-filled adventure to recover lost relics. Haunting Mystery at Drekkemaus Manor and the returning Greenhouse Event added more seasonal challenges, rewards, and collectible progression.

• Seasonal events — Summer Fishing Event:
  • Summer Fishing Event sent players after lost relics with Indiana Mouse and Cancoillotte.
  • Greenhouse Event returned with flower planting and seed harvesting, alongside a new emoji, radiant orb, title, and exclusive badge.
  • Rabbit’s Tail Archipelago added an Easter adventure with Captain Neige and new rewards.
  • Back-to-School Event with Mélo introduced seasonal challenges and rewards.
  • Haunting Mystery at Drekkemaus Manor delivered a mystery involving Voldemouse’s disappearance and a strange manor monster.
• Customization — New Emojis Available in Shop: New Emojis Available in Shop expanded player expression, while New Tattoo Slot Added gave mice another customization slot.
• Progression and expression — Double XP and Cheese Event: Double XP and Cheese Event doubled XP and cheese earnings for two weeks. Confetti Explosion Feature added a Shift+E celebration, and Improved Emoji Access let players open the emoji list with E.
• Divine Shaman Plushie campaign: The Divine Shaman Plushie collaboration between Makeship and Atelier801 launched a limited-edition physical plushie and awarded an exclusive in-game badge to campaign participants.

Nobles Quest became Transformice’s biggest new event, sending mice into a medieval setting to gather resources, craft items, and fight monsters. Rabbit’s Skull Archipelago added an Easter adventure, while Seasonal Leaderboards introduced a more visible competitive ranking system.

• Nobles Quest: The medieval event let players collect resources, craft items, and battle monsters.
• Rabbit’s Skull Archipelago: The Easter adventure sent players across a mystical island to find the Lost Eggs of Easter.
• Garden Event, Dino Event, and Halloween 2022: Several returning events gained new activities and rewards.
  • Garden Event: Players grew flowers, fruits, and vegetables while earning new event rewards.
  • Dino Event: Players collected cogs and gears with friends to power the time machine and earned new prehistoric rewards.
  • Halloween 2022: Returning Halloween maps offered collectible items and new rewards.
  • Valentine’s Day Lua Event: The Lua event added new titles and a badge to earn.
  • Drekkemaus’ Casino Slot Machines: Players gambled candy for mystery loot at the casino.
• Garden Event mechanics: Players planted mystery and specific seeds by trading crops to Papaille, then used fertiliser and watering cans; the Harvest Challenge tasked them with growing and harvesting 40 peppers.
• Seasonal Leaderboards: Players viewed the top 10 mice in each base gameplay category and their own rank, with leaderboard statistics updating hourly.
• Transformice Orchestra and 12th Birthday Celebration: The Transformice Orchestra debuted with a concert for King Fromagnus’ birthday, while the 12th Birthday Celebration awarded double cheese and XP for two weeks.

Fleur's Greenhouse Event introduced a gardening event built around collecting rainbow seeds, with a temporary trading post, floral map-editor items, and limited-time fashion. The Rain Event returned for spring, while Valentine's Event 2021 added a dedicated map and event prizes.

• Fleur's Greenhouse Event: Fleur offered three new prizes and four consumables, while the event added exclusive shop rewards, floral map-editor items, and limited-time fashion.
• Seasonal events:
  • Rain Event: The spring event returned with a treacherous waterfall and new prizes.
  • Valentine's Event 2021: The Valentine's event introduced a special event map and themed rewards.
  • Belle's prizes: Belle added a cartouche, badge, and title in exchange for golden tickets and berries.
• Shaman systems: The Shaman Skill Tree reset cost dropped to 10 cheese, and custom Shaman item hitboxes were standardized to match the default big-box hitbox.
• Room and social tools: The Room Creation Interface and Game Rules Window were added, while @ rooms became private and the /mort command became available in Village and lost its Bootcamp cooldown.

Cheese-Only Furs introduced a new purchase-gated line of cosmetic furs, beginning with Winter fur and requiring each fur to be bought before future options unlocked. Albino Racoon and 50s Hair Cut also arrived as limited-time shop items, while Double Cheese Double XP Week celebrated Flash’s end on Steam and Standalone.

• Cheese-Only Furs: Winter fur launched as the first entry in the new line, with future furs locked behind individual purchases.
• Limited-Time Shop Items: Albino Racoon and 50s Hair Cut became available in the shop for a limited time.
• Double Cheese Double XP Week: The event activated double Cheese and double XP for a week on the Steam and Standalone versions. Cheese Coins redeemed during the event were not doubled, unlike in previous editions.

Tracked sources for Transformice were limited between 2017-01-30 and 2018-01-30, with only 2 verified changes captured in this window. The recorded activity centers on Hograts School Rebuilding Community Event and Hograts School Rebuilding Community Event and sits between Halloween Event Returns on 2016-10-17 (seasonal_event) and Double Cheese Double XP Week Celebration on 2021-01-10 (seasonal_event), making this a light but still readable period in the game's history.

• Verified activity: 2017-07-31 - Hograts School Rebuilding Community Event: Help rebuild the destroyed school of magic Hograts by collecting resources and collaborating with other players.; 2017-07-31 - Hograts School Rebuilding Community Event: Help rebuild the destroyed school of magic Hograts by collecting resources and collaborating with other players..
• What stands out: The period is defined more by a small number of isolated updates than by a large roadmap beat or expansion-sized release.
• Before this window: The closest earlier tracked activity was Halloween Event Returns on 2016-10-17 (seasonal_event).
• After this window: The next tracked activity was Double Cheese Double XP Week Celebration on 2021-01-10 (seasonal_event).

Gardening Event introduced Transformice’s largest new gameplay system, letting players cultivate plants, collect seeds, and use specialized tools. Halloween Event also returned with new challenges, rewards, and locations including Drekkemaus’ Manor and Casino.

• Gardening Event: Players managed six garden slots, bought or looted seeds, and used watering cans, ladybugs, rakes, and fertilizers to improve plant growth.
• Papaille’s rare-plant progression: Giving rare plants to Papaille unlocked higher-quality seeds, including magical plants, while gardening tools remained tradable.
• Halloween Event: The returning event expanded its map lineup and reward activities.
  • Drekkemaus’ Manor and Casino: Players gathered candy, exchanged trophies for rewards, and played slot machines.
  • Skeleton Cat Maps: Players crossed three long maps and tried to defeat the Skeleton Cat to collect its skull.
  • Opening Doors: Players chose between two arrow-marked areas within three seconds to find candy or a surprise.
  • Flappy Mouse: Players flew through a pumpkin patch on a broom with unlimited attempts to collect candy.